Home / 558,178.02-836,210.55-329,790.62

Finding the Fourth Proportional to 558,178.02, 836,210.55 and 329,790.62

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Solution

The fourth proportional to 558,178.02, 836,210.55 and 329,790.62 is: 494,061.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,178.02 : 836,210.55 = 329,790.62 : x
  2. Step 2: Convert to fraction form
    558,178.02/836,210.55 = 329,790.62/x
  3. Step 3: Cross multiply
    558,178.02x = 836,210.55 × 329,790.62
  4. Step 4: Simplify right side
    558,178.02x = 275,774,399,062.28
  5. Step 5: Solve for x
    x = 275,774,399,062.28/558,178.02
  6. Step 6: Final answer
    x = 494,061.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.